Year	2000 = 100
1980	397.5795971
1981	482.7198716
1982	416.9403008
1983	486.6177163
1984	489.5706289
1985	443.2080485
1986	132.4544359
1987	70.13459874
1988	99.13212361
1989	68.58649893
1990	74.16369788
1991	125.6568809
1992	77.14301429
1993	62.86180734
1994	77.37597963
1995	87.29461029
1996	87.88310646
1997	102.777291
1998	107.7741038
1999	99.46964195
2000	100
2001	136.3076171
2002	89.24985136
2003	121.7250595
2004	144.1702076
2005	197.2156382
2006	235.5572421
2007	282.5757318
2008	362.0008045
2009	266.143492
2010	333.6381025
2011	374.3641537
2012	343.5563755
2013	385.9611123
2014	408.392003
2015	353.2660649
2016	297.9511519
2017	249.2280689
2018	308.0319237